#include<bits/stdc++.h>
using namespace std;

int main()
{
	int n = 23333333;
	for(int i=1; i<n; i++)
	{
		double a = i * 1.0 / n;
		double b = (n-i) * 1.0 / n;
		double res = 0;
		res -= a * log2(a) * i + b * log2(b) * (n-i);
		if(fabs(res - 11625907.5798) < 0.0001)
		{
			cout << i << endl;
			break;
		}
	}
	return 0;
} 